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Question About Craftsman Garage Door Opener 139.53975SRT
My chain came off and I put back on, how do I adju...

My chain came off and I put back on, how do I adjust to get door all the way up and then close properly? Its not even close.

Asked by mike on 07/25/2011 1  Answer

ManualsOnline posted an answer 13 years, 3 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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